./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash edfcf451b435e6b30ae37c75ee1e2f5c8348550f ................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:54:31,942 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:54:31,943 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:54:31,953 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:54:31,953 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:54:31,954 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:54:31,955 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:54:31,956 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:54:31,958 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:54:31,959 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:54:31,960 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:54:31,960 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:54:31,961 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:54:31,962 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:54:31,963 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:54:31,964 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:54:31,965 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:54:31,967 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:54:31,968 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:54:31,970 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:54:31,971 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:54:31,972 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:54:31,974 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:54:31,974 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:54:31,975 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:54:31,975 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:54:31,976 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:54:31,978 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:54:31,978 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:54:31,979 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:54:31,979 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:54:31,980 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:54:31,980 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:54:31,980 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:54:31,982 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:54:31,983 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:54:31,983 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:54:31,995 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:54:31,996 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:54:31,996 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:54:31,996 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:54:31,997 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:54:31,997 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:54:31,998 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:54:31,998 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:54:31,998 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:54:31,998 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:54:31,998 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:54:31,998 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:54:31,999 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:54:31,999 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:54:31,999 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:54:31,999 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:54:31,999 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:54:31,999 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:54:31,999 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:54:32,000 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:54:32,000 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:54:32,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:54:32,000 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:54:32,000 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:54:32,000 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:54:32,003 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:54:32,003 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:54:32,003 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:54:32,003 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edfcf451b435e6b30ae37c75ee1e2f5c8348550f [2018-10-26 22:54:32,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:54:32,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:54:32,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:54:32,047 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:54:32,047 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:54:32,048 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c [2018-10-26 22:54:32,101 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/data/a6fd438b4/d231b72349ce406fa788f775e07c80e6/FLAG87c301f12 [2018-10-26 22:54:32,486 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:54:32,486 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c [2018-10-26 22:54:32,495 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/data/a6fd438b4/d231b72349ce406fa788f775e07c80e6/FLAG87c301f12 [2018-10-26 22:54:32,513 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/data/a6fd438b4/d231b72349ce406fa788f775e07c80e6 [2018-10-26 22:54:32,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:54:32,517 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:54:32,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:54:32,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:54:32,522 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:54:32,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@378ff548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32, skipping insertion in model container [2018-10-26 22:54:32,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:54:32,565 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:54:32,766 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:54:32,770 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:54:32,800 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:54:32,813 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:54:32,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32 WrapperNode [2018-10-26 22:54:32,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:54:32,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:54:32,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:54:32,814 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:54:32,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:54:32,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:54:32,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:54:32,854 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:54:32,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32" (1/1) ... [2018-10-26 22:54:32,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:54:32,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:54:32,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:54:32,896 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:54:32,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:54:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:54:33,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:54:33,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:54:33,551 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:54:33,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:33 BoogieIcfgContainer [2018-10-26 22:54:33,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:54:33,552 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:54:33,552 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:54:33,560 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:54:33,560 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:33" (1/1) ... [2018-10-26 22:54:33,572 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:54:33,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:33,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2018-10-26 22:54:33,617 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2018-10-26 22:54:33,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-26 22:54:33,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:33,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:34,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:34,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2018-10-26 22:54:34,137 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2018-10-26 22:54:34,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-26 22:54:34,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:34,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:34,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:34,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2018-10-26 22:54:34,353 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2018-10-26 22:54:34,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-26 22:54:34,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:34,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:34,794 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 8 [2018-10-26 22:54:34,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:34,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-10-26 22:54:34,895 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-10-26 22:54:34,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 22:54:34,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:35,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:35,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:35,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2018-10-26 22:54:35,339 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2018-10-26 22:54:35,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 22:54:35,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:35,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:35,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:35,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-10-26 22:54:35,792 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-10-26 22:54:35,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 22:54:35,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:35,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:35,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:35,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2018-10-26 22:54:35,924 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2018-10-26 22:54:35,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 22:54:35,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:36,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:36,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:36,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-10-26 22:54:36,394 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-10-26 22:54:36,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 22:54:36,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:36,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:36,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:36,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2018-10-26 22:54:36,929 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2018-10-26 22:54:36,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:54:36,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:37,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:38,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:38,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 81 states and 108 transitions. [2018-10-26 22:54:38,407 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 108 transitions. [2018-10-26 22:54:38,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:54:38,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:38,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:38,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:38,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2018-10-26 22:54:38,554 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2018-10-26 22:54:38,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:54:38,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:38,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:38,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:38,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:38,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2018-10-26 22:54:38,663 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2018-10-26 22:54:38,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:54:38,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:38,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:40,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:40,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 94 states and 127 transitions. [2018-10-26 22:54:40,128 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 127 transitions. [2018-10-26 22:54:40,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:54:40,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:40,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:40,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:40,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 96 states and 129 transitions. [2018-10-26 22:54:40,288 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2018-10-26 22:54:40,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:54:40,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:40,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:41,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 99 states and 132 transitions. [2018-10-26 22:54:41,170 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 132 transitions. [2018-10-26 22:54:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-26 22:54:41,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:41,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:41,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:41,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 102 states and 135 transitions. [2018-10-26 22:54:41,539 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 135 transitions. [2018-10-26 22:54:41,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-26 22:54:41,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:41,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:42,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:42,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 88 states and 111 transitions. [2018-10-26 22:54:42,183 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2018-10-26 22:54:42,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-26 22:54:42,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:42,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:42,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:42,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 86 states and 107 transitions. [2018-10-26 22:54:42,945 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 107 transitions. [2018-10-26 22:54:42,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-26 22:54:42,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:43,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:43,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:43,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 84 states and 104 transitions. [2018-10-26 22:54:43,309 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2018-10-26 22:54:43,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-26 22:54:43,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:43,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:43,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:43,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2018-10-26 22:54:43,846 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2018-10-26 22:54:43,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 22:54:43,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:44,052 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2018-10-26 22:54:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2018-10-26 22:54:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 22:54:44,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:45,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:45,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2018-10-26 22:54:45,646 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2018-10-26 22:54:45,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-26 22:54:45,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:45,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:46,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:46,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2018-10-26 22:54:46,411 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2018-10-26 22:54:46,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-26 22:54:46,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:54:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:54:46,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:54:46,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:54:46,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2018-10-26 22:54:46,562 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2018-10-26 22:54:46,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:54:46,563 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 24 iterations. [2018-10-26 22:54:46,572 INFO L778 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2018-10-26 22:54:46,721 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 22:54:47,069 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 22:54:47,076 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:54:47,077 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 22:54:47,077 INFO L582 CodeCheckObserver]: Invariant with dag size 6 [2018-10-26 22:54:47,077 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 22:54:47,078 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:54:47,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:54:47 ImpRootNode [2018-10-26 22:54:47,079 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:54:47,080 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:54:47,080 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:54:47,080 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:54:47,081 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:54:33" (3/4) ... [2018-10-26 22:54:47,084 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:54:47,096 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-26 22:54:47,097 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-26 22:54:47,097 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 22:54:47,167 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ce7afb5c-df08-489c-8008-0ca5c9828081/bin-2019/ukojak/witness.graphml [2018-10-26 22:54:47,167 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:54:47,168 INFO L168 Benchmark]: Toolchain (without parser) took 14651.44 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 243.3 MB). Free memory was 960.7 MB in the beginning and 883.4 MB in the end (delta: 77.3 MB). Peak memory consumption was 320.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:54:47,169 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:54:47,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.75 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 946.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:54:47,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.95 ms. Allocated memory is still 1.0 GB. Free memory was 946.2 MB in the beginning and 943.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:54:47,170 INFO L168 Benchmark]: Boogie Preprocessor took 42.33 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:54:47,170 INFO L168 Benchmark]: RCFGBuilder took 655.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:54:47,171 INFO L168 Benchmark]: CodeCheck took 13526.70 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 86.5 MB). Free memory was 1.1 GB in the beginning and 890.6 MB in the end (delta: 234.2 MB). Peak memory consumption was 320.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:54:47,171 INFO L168 Benchmark]: Witness Printer took 87.67 ms. Allocated memory is still 1.3 GB. Free memory was 890.6 MB in the beginning and 883.4 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:54:47,175 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 71 locations, 17 error locations. SAFE Result, 12.9s OverallTime, 24 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 33676992 SDtfs, 29154888 SDslu, 33079416 SDs, 0 SdLazy, 176480184 SolverSat, 60570164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2471 GetRequests, 2166 SyntacticMatches, 101 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14889 ImplicationChecksByTransitivity, 11.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 298 NumberOfCodeBlocks, 298 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 275 ConstructedInterpolants, 0 QuantifiedInterpolants, 10935 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 20 PerfectInterpolantSequences, 7/13 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 68]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 150]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 51]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 274]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 122]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 80]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 293]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 138]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 305]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 220]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 110]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 232]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 334]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 39]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 184]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 172]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 17 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: (!(main__t == main__tagbuf_len) && main__t <= main__tagbuf_len) && 0 <= main__t - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (!(main__t == main__tagbuf_len) && main__t <= main__tagbuf_len) && 0 <= main__t - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 1 <= main__t - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: (main__t <= main__tagbuf_len && !(main__tagbuf_len == main__t)) && 1 <= main__t - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 295.75 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 946.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.95 ms. Allocated memory is still 1.0 GB. Free memory was 946.2 MB in the beginning and 943.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.33 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 655.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * CodeCheck took 13526.70 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 86.5 MB). Free memory was 1.1 GB in the beginning and 890.6 MB in the end (delta: 234.2 MB). Peak memory consumption was 320.7 MB. Max. memory is 11.5 GB. * Witness Printer took 87.67 ms. Allocated memory is still 1.3 GB. Free memory was 890.6 MB in the beginning and 883.4 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...